x86: use cpumask_of_cpu()

Use cpumask_of_cpu() rather than the pair of cpus_clear() and cpu_set().

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/kernel/genapic_flat_64.c b/arch/x86/kernel/genapic_flat_64.c
index 6a44e8d..1a9c688 100644 (file)
--- a/arch/x86/kernel/genapic_flat_64.c
+++ b/arch/x86/kernel/genapic_flat_64.c
@@ -138,12 +138,9 @@ static cpumask_t physflat_target_cpus(void)
 
 static cpumask_t physflat_vector_allocation_domain(int cpu)
 {
-       cpumask_t domain = CPU_MASK_NONE;
-       cpu_set(cpu, domain);
-       return domain;
+       return cpumask_of_cpu(cpu);
 }
 
-
 static void physflat_send_IPI_mask(cpumask_t cpumask, int vector)
 {
        send_IPI_mask_sequence(cpumask, vector);

diff --git a/arch/x86/kernel/io_apic_64.c b/arch/x86/kernel/io_apic_64.c
index 09ea0ec..b54464b 100644 (file)
--- a/arch/x86/kernel/io_apic_64.c
+++ b/arch/x86/kernel/io_apic_64.c
@@ -1362,9 +1362,7 @@ static int ioapic_retrigger_irq(unsigned int irq)
        unsigned long flags;
 
        spin_lock_irqsave(&vector_lock, flags);
-       cpus_clear(mask);
-       cpu_set(first_cpu(cfg->domain), mask);
-
+       mask = cpumask_of_cpu(first_cpu(cfg->domain));
        send_IPI_mask(mask, cfg->vector);
        spin_unlock_irqrestore(&vector_lock, flags);